LIGHTPATH TECHNOLOGIES INC (LPTH) Spending and interest coverage
- R&D / revenue · 12 months: Value (m); Formula and calculation Research and development expense / revenue. Period ending 2026-06-30..
- Stock-based compensation / revenue · 12 months: Value (m); Formula and calculation Share-based compensation / revenue. Period ending 2026-06-30..
- Interest coverage · 12 months: Value (m); Formula and calculation Estimated: average term debt × dated USD coupon proxy + average commercial paper × matching-currency disclosed rate at or before period end. Swaps, foreign-exchange, lease interest and amortization are not quantified..
Spending and interest coverage
Overview →Financial period ending 2026-06-30; current quote (m). Amounts retain their stated periods and units.
| Metric | Value | Formula and calculation |
|---|---|---|
| R&D / revenue · 12 months | (m) | Research and development expense / revenue. Period ending 2026-06-30. Calculation unavailable: missing inputs remain (m). |
| Stock-based compensation / revenue · 12 months | (m) | Share-based compensation / revenue. Period ending 2026-06-30. Calculation unavailable: missing inputs remain (m). |
| Interest coverage · 12 months | (m) | Estimated: average term debt × dated USD coupon proxy + average commercial paper × matching-currency disclosed rate at or before period end. Swaps, foreign-exchange, lease interest and amortization are not quantified. Calculation unavailable: missing inputs remain (m). |
Calculation inputs
| Input | Amount with unit | Raw financial data |
|---|---|---|
| Research and development spending | 3.78M USD | Research and Development Expense |
| Revenue | (m) | |
| Stock-based compensation | 2.86M USD | Share-based Payment Arrangement, Noncash Expense |
| Operating income | -19.65M USD | Operating Income (Loss) |
| Interest expense · reported / estimated | (m) | Interest Expense · Estimated expense assumptions |
Latest interest expense basis: (m). Estimated values carry *; expand each history row’s basis for its dated balances and rate assumptions.
Calculated history
Changes compare with the next older row (previous quarter), unless explicitly labeled otherwise. Rolling 12-month growth compares two successive quarter-end rolling totals; it is not year-over-year growth.
| Period ending | Research and development spending (USD) | Revenue (USD) | Stock-based compensation (USD) | Operating income (USD) | Interest expense · reported / estimated (USD) | R&D / revenue | SBC / revenue | Interest coverage | Interest expense basis |
|---|---|---|---|---|---|---|---|---|---|
| 2026-06-30 | $3.78M | (m) | $2.86M | $-19.65M | (m) | (m) | (m) | (m) | (m) |
| 2026-03-31 | (m) | (m) | $1.56M | $-19.86M | (m) | (m) | (m) | (m) | (m) |
| 2025-12-31 | (m) | (m) | $1.24M | $-19.07M | (m) | (m) | (m) | (m) | (m) |
| 2025-09-30 | (m) | $43.86M | $1.14M | $-12.95M | $1.24M | (m) | 2.60% | -10.46× | Reported |
| 2025-06-30 | (m) | $37.20M | $1.04M | $-11.82M | $1.12M | (m) | 2.80% | -10.57× | Reported |
| 2025-03-31 | (m) | $33.63M | $1.00M | $-9.39M | $848.06K | (m) | 2.98% | -11.08× | Reported |
| 2024-12-31 | (m) | $32.16M | $973.19K | $-8.65M | $398.88K | (m) | 3.03% | -21.70× | Reported |
| 2024-09-30 | (m) | $32.05M | $1.04M | $-7.95M | $283.61K | (m) | 3.26% | -28.04× | Reported |
| 2024-06-30 | (m) | $31.73M | $1.02M | $-7.83M | $191.86K | (m) | 3.21% | -40.79× | Reported |
| 2024-03-31 | (m) | $32.78M | $1.00M | $-6.42M | $203.61K | (m) | 3.06% | -31.53× | Reported |
| 2023-12-31 | (m) | $32.49M | $1.09M | $-4.80M | $243.05K | (m) | 3.36% | -19.73× | Reported |
| 2023-09-30 | (m) | $33.64M | (m) | $-3.57M | $270.51K | (m) | (m) | -13.20× | Reported |
| 2023-06-30 | (m) | $32.93M | $1.31M | $-3.55M | $283.27K | (m) | 3.98% | -12.55× | Reported |
| 2023-03-31 | (m) | $32.16M | (m) | $-3.54M | $307.12K | (m) | (m) | -11.52× | Reported |
| 2022-12-31 | (m) | $33.05M | (m) | $-3.03M | $285.01K | (m) | (m) | -10.64× | Reported |
| 2022-09-30 | (m) | $33.82M | $993.26K | $-3.46M | $254.10K | (m) | 2.94% | -13.61× | Reported |
| 2022-06-30 | (m) | $35.56M | $825.25K | $-2.63M | $229.47K | (m) | 2.32% | -11.45× | Reported |
| 2022-03-31 | (m) | $34.98M | (m) | $-4.59M | (m) | (m) | (m) | (m) | (m) |
| 2021-12-31 | (m) | $37.38M | (m) | $-3.96M | (m) | (m) | (m) | (m) | (m) |
| 2021-09-30 | (m) | $38.06M | (m) | $-2.93M | (m) | (m) | (m) | (m) | (m) |
| 2021-06-30 | (m) | $38.46M | $642.87K | $-1.84M | (m) | (m) | 1.67% | (m) | (m) |
| 2021-03-31 | (m) | $39.24M | $441.38K | $1.54M | (m) | (m) | 1.12% | (m) | (m) |
| 2020-12-31 | (m) | $37.25M | $315.36K | $2.44M | (m) | (m) | 0.85% | (m) | (m) |
| 2020-09-30 | (m) | $36.93M | $289.13K | $3.44M | (m) | (m) | 0.78% | (m) | (m) |
| 2020-06-30 | (m) | $34.97M | $250.74K | $2.15M | (m) | (m) | 0.72% | (m) | (m) |
| 2020-03-31 | (m) | $34.61M | $350.93K | $430.65K | (m) | (m) | 1.01% | (m) | (m) |
| 2019-12-31 | (m) | $33.80M | $375.36K | $-611.34K | (m) | (m) | 1.11% | (m) | (m) |
| 2019-09-30 | (m) | $32.75M | $399.34K | $-1.47M | (m) | (m) | 1.22% | (m) | (m) |
| 2019-06-30 | (m) | $33.75M | $394.79K | $-1.14M | (m) | (m) | 1.17% | (m) | (m) |
| 2019-03-31 | (m) | $33.09M | $390.45K | $-557.79K | (m) | (m) | 1.18% | (m) | (m) |
| 2018-12-31 | (m) | $33.69M | $385.16K | $-362.81K | (m) | (m) | 1.14% | (m) | (m) |
| 2018-09-30 | (m) | $33.50M | $375.22K | $-85.58K | (m) | (m) | 1.12% | (m) | (m) |
| 2018-06-30 | (m) | $32.53M | $373.55K | $373.57K | (m) | (m) | 1.15% | (m) | (m) |
| 2018-03-31 | (m) | (m) | $355.09K | $2.00M | (m) | (m) | (m) | (m) | (m) |
| 2017-12-31 | (m) | (m) | $370.08K | $3.07M | (m) | (m) | (m) | (m) | (m) |
| 2017-09-30 | (m) | (m) | $367.18K | $3.93M | (m) | (m) | (m) | (m) | (m) |
| 2017-06-30 | (m) | (m) | $394.88K | $4.14M | (m) | (m) | (m) | (m) | (m) |
| 2017-03-31 | (m) | (m) | $406.30K | $3.53M | (m) | (m) | (m) | (m) | (m) |
| 2016-12-31 | (m) | (m) | $385.15K | $2.46M | (m) | (m) | (m) | (m) | (m) |
| 2016-09-30 | (m) | (m) | $395.26K | $1.74M | (m) | (m) | (m) | (m) | (m) |
| 2016-06-30 | (m) | (m) | $348.74K | $2.01M | (m) | (m) | (m) | (m) | (m) |
| 2016-03-31 | (m) | (m) | $335.05K | $1.93M | (m) | (m) | (m) | (m) | (m) |
| 2015-12-31 | (m) | (m) | $321.46K | $1.92M | (m) | (m) | (m) | (m) | (m) |
| 2015-09-30 | (m) | (m) | $295.10K | $912.14K | (m) | (m) | (m) | (m) | (m) |
| 2015-06-30 | (m) | (m) | $284.95K | $-260.97K | (m) | (m) | (m) | (m) | (m) |
| 2015-03-31 | (m) | (m) | $274.79K | $-880.39K | (m) | (m) | (m) | (m) | (m) |
| 2014-12-31 | (m) | (m) | $267.24K | $-1.04M | (m) | (m) | (m) | (m) | (m) |
| 2014-09-30 | (m) | (m) | $350.25K | $-825.16K | (m) | (m) | (m) | (m) | (m) |
| 2014-06-30 | (m) | (m) | $356.81K | $-376.42K | (m) | (m) | (m) | (m) | (m) |
| 2014-03-31 | (m) | (m) | $364.65K | $663.00 | (m) | (m) | (m) | (m) | (m) |
| 2013-12-31 | (m) | (m) | $367.67K | $13.66K | (m) | (m) | (m) | (m) | (m) |
| 2013-09-30 | (m) | (m) | $277.32K | $174.90K | (m) | (m) | (m) | (m) | (m) |
| 2013-06-30 | (m) | (m) | $268.31K | $210.16K | (m) | (m) | (m) | (m) | (m) |
| 2013-03-31 | (m) | (m) | $266.44K | $115.20K | (m) | (m) | (m) | (m) | (m) |
| 2012-12-31 | (m) | (m) | $262.35K | $-447.14K | (m) | (m) | (m) | (m) | (m) |
| 2012-09-30 | (m) | (m) | $268.31K | $-741.88K | (m) | (m) | (m) | (m) | (m) |
| 2012-06-30 | (m) | (m) | $272.04K | $-924.30K | (m) | (m) | (m) | (m) | (m) |
| 2012-03-31 | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) |
| 2011-12-31 | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) |
| 2011-09-30 | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) |
| 2011-06-30 | (m) | (m) | $246.15K | $-857.35K | (m) | (m) | (m) | (m) | (m) |
| 2011-03-31 | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) |
| 2010-12-31 | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) |
| 2010-09-30 | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) | (m) |
(m) means missing inputs. Historical market-based ratios use the saved close on or immediately before period ending and that period’s reported shares; current quotes are not substituted. Five-year projections repeat historical CAGR, not analyst forecasts.
Similar stocks
| Stock Name | Country | Market Cap | PE Ratio |
|---|---|---|---|
| Array Technologies, Inc. (ARRY) | United States | $0.607B | -13.27 |
| ALPHA & OMEGA SEMICONDUCTOR Ltd (AOSL) | $0.827B | -33.87 | |
| NVE CORP /NEW/ (NVEC) | United States | $0.517B | 28.12 |
| KOPIN CORP (KOPN) | United States | $0.905B | 86.39 |
| EVERSPIN TECHNOLOGIES INC. (MRAM) | United States | $0.436B | -222.45 |
| T1 Energy Inc. (TE) | $1.122B | -6.95 | |
| Aeluma, Inc. (ALMU) | United States | $0.258B | -46.43 |
| Arteris, Inc. (AIP) | United States | $1.189B | -60.32 |
| GSI TECHNOLOGY INC (GSIT) | United States | $0.212B | -18.74 |
| GCT Semiconductor Holding, Inc. (GCTS) | United States | $0.205B |